Finding the Fourth Proportional to 1,418,026.95, 2,125,266.53 and 708,253.11
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Solution
The fourth proportional to 1,418,026.95, 2,125,266.53 and 708,253.11 is: 1,061,493.67
Step by Step Solution
- Step 1: Write the proportion equation
1,418,026.95 : 2,125,266.53 = 708,253.11 : x - Step 2: Convert to fraction form
1,418,026.95/2,125,266.53 = 708,253.11/x - Step 3: Cross multiply
1,418,026.95x = 2,125,266.53 × 708,253.11 - Step 4: Simplify right side
1,418,026.95x = 1,505,226,625,910.14 - Step 5: Solve for x
x = 1,505,226,625,910.14/1,418,026.95 - Step 6: Final answer
x = 1,061,493.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.